Here's what rhymes with mitigation.
                        
                        
                    
                                education  nation  medication  aeration  dictation  elation  creation  duration  location  station  indication  taxation  decoration  fixation  indignation  irrigation  irritation  meditation  temptation  vacation  causation  cessation  dedication  litigation  narration  negation  vocation  bifurcation  donation  gestation  iteration  oration  abdication  deflation  dilation  instigation  operation  relation  situation  application  generation  integration  publication  separation  admiration  declaration  deviation  elevation  expectation  immigration  inflation  innovation  invitation  liberation  limitation  migration  motivation  obligation  rotation  sensation  agitation  allocation  delegation  dissertation  estimation  imitation  implication  initiation  navigation  notation  quotation  vegetation  annexation  aviation  dilatation  dislocation  dissipation  emigration  fabrication  federation  maturation  mediation  moderation  modulation  probation  replication  toleration  aberration  adoration  affectation  allegation  appellation  automation  citation  damnation  divination  eradication  fibrillation  inhalation  innervation  intimation  intonation  invocation  perforation  reparation  revocation  sedation  stagnation  summation  vindication  information  formation  cooperation  corporation  foundation  imagination  investigation  legislation  observation  occupation  preparation  radiation  reputation  variation  activation  adaptation  correlation  cultivation  exploration  inspiration  isolation  modification  restoration  revelation  salvation  violation  alteration  arbitration  aspiration  degeneration  degradation  designation  destination  deterioration  domination  elimination  excitation  hesitation  inclination  installation  negotiation  nomination  oxidation  plantation  propagation  recreation  registration  reservation  resignation  respiration  saturation  segregation  termination  ventilation  vibration  accusation  affiliation  affirmation  aggregation  animation  approbation  deliberation  deprivation  derivation  desolation  desperation  dissociation  distillation  elaboration  evaporation  exaggeration  excavation  expiration  filtration  graduation  habitation  importation  incarnation  incubation  insulation  irradiation  mutation  notification  ordination  oscillation  realisation  reformation  starvation  veneration  adjudication  alternation  authentication  castration  connotation  coronation  delineation  demarcation  deputation  elongation  emulation  enumeration  escalation  exaltation  germination  hydration  imputation  inactivation  inauguration  interpolation  interrogation  intimidation  liquidation  masturbation  menstruation  perspiration  perturbation  provocation  punctuation  recitation  relocation  renovation  subjugation  ulceration  visitation  population  combination  consideration  examination  explanation  interpretation  association  circulation  civilization  conversation  determination  evaluation  regulation  translation  appreciation  conservation  exploitation  illustration  orientation  preservation  realization  stimulation  acceleration  accommodation  alienation  anticipation  assimilation  celebration  collaboration  confirmation  congregation  deformation  depreciation  illumination  incorporation  inflammation  manipulation  penetration  precipitation  proclamation  proliferation  regeneration  relaxation  simulation  specification  speculation  valuation  annihilation  articulation  attenuation  authorization  calibration  certification  civilisation  compilation  complication  consolation  denomination  dissemination  evacuation  fascination  infiltration  intoxication  ionization  mobilization  modernization  polarization  ratification  retaliation  retardation  signification  sophistication  unification  validation  verification  abbreviation  amputation  augmentation  cancellation  capitulation  commendation  confederation  confiscation  conformation  constellation  consternation  constipation  consummation  culmination  dehydration  denunciation  deportation  devaluation  devastation  dispensation  duplication  elucidation  exclamation  exhortation  exportation  fertilization  fluctuation  gravitation  implantation  inoculation  mortification  ovulation  prolongation  reclamation  refrigeration  refutation  regurgitation  repudiation  resuscitation  sanitation  simplification  stipulation  urbanization  usurpation  utilisation  vaccination  organization  administration  communication  identification  participation  presentation  representation  calculation  compensation  configuration  differentiation  discrimination  implementation  justification  organisation  transportation  appropriation  approximation  characterization  computation  condemnation  consultation  continuation  coordination  emancipation  frustration  manifestation  utilization  amplification  assassination  clarification  coagulation  colonization  condensation  disintegration  fermentation  generalization  globalization  gratification  humiliation  liberalization  localization  multiplication  optimization  preoccupation  purification  remuneration  socialization  amalgamation  capitalization  categorization  centralization  conciliation  conflagration  consecration  deregulation  extermination  immunization  magnetization  magnification  normalization  ornamentation  polymerization  quantification  renunciation  sedimentation  segmentation  standardization  concentration  classification  transformation  accumulation  demonstration  formulation  confrontation  consolidation  contamination  contemplation  documentation  qualification  recommendation  reconciliation  rehabilitation  fragmentation  privatization  pronunciation  specialization  stabilization  stratification  subordination  calcification  crystallization  democratization  diversification  hybridization  instrumentation  intensification  personification  rationalization  sterilization  supplementation  synchronization  visualization  reorganization  transplantation  argumentation  conceptualization  decentralization  hospitalization  misrepresentation  nationalization  experimentation  industrialization  excommunication  Words that almost rhyme with mitigation
equation  occasion  haven  basin  hasten  evasion  invasion  persuasion  taken  pagan  shaken  bacon  laden  maiden  layman  laymen  shaman  patron  awaken  mistaken  salesman  contagion  straighten  undertaken  statesman  forsaken  overtaken  tradesmen